Owner`s manual

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3.2. EX-700H Operation
A. When system consists of main monitor and expansion monitor and an
outdoor doorbell/camera unit, the system can provide intercom function.
B. Press the intercom button from any monitor, all other monitors will
react by making bell sound. At the same time, host can speak and
broadcast voice message to all other monitors.
C. The broadcast mode can last for 20 seconds. During the 20 seconds,
any other monitor can answer the call by having the intercom button
pressed in order to engage the intercom communication. Once the
intercom communication has been established, talk time is for a
maximum of 90 seconds. This function provides audio intercom
communication only, monitors will not show any video.
D. At anytime if you wish to terminate the monitoring, press the Cut-off
button to terminate the system.
3.2.1. Visitor calls from door camera
A. When the Call button on the camera is pressed, All monitors on the
system will ring with a chime sound and all monitors will be activated.
B. After the call, if nothing on the monitor is pressed, the system will time
out after 30 seconds. If the monitor button is pressed, the system
will stay active for 90 seconds.
C. You are able to terminate the activity on the monitor at any time by
pressing the Cut-off button .
D. Press door release button from monitor can release remote door
strike at door camera.
3.2.2. Audio and video monitoring
A. Pressing the monitor button will turn on the audio and video from
door camera.
B. If there is a second door camera on this system, pressing the Monitor
button again will scroll the image to the second expansion door
camera.
At anytime if you wish to terminate the monitoring, press the Cut-off
button to terminate the system.
C.
3.2.3.Broadcast and intercom function